Insects in turn develop countermeasures or make use of these toxins for their own survival.

There also will be a five-year, $1.5 billion program to develop medical countermeasures to biological weapons attacks.

Yahalom maintains secrecy to make it more difficult for enemies to develop countermeasures.

Once the Germans understood it, they could quickly develop countermeasures against it.

The knowledge base allows students to develop countermeasures to complex security problems, and as a result produce highly powerful computer security systems.

"There is a need to develop countermeasures," he said.

As a response to the defensive capabilities of schooling fish, some predators have developed sophisticated countermeasures.

This Department of Defense program develops advanced missile warning systems and countermeasures.

The Pentagon sponsored the research as part of a program to develop countermeasures against bio-weapons.

The staff were able to capture a number of enemy mines and develop successful countermeasures.